22250263 has 12 divisors (see below), whose sum is σ = 27406512. Its totient is φ = 17949120.

The previous prime is 22250251. The next prime is 22250321. The reversal of 22250263 is 36205222.

It is a happy number.

It is not a de Polignac number, because 22250263 - 2¹³ = 22242071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22250203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12523 + ... + 14188.

It is an arithmetic number, because the mean of its divisors is an integer number (2283876).

Almost surely, 2^22250263 is an apocalyptic number.

22250263 is a deficient number, since it is larger than the sum of its proper divisors (5156249).

22250263 is a wasteful number, since it uses less digits than its factorization.

22250263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26742 (or 26735 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22250263 is about 4717.0184438902. The cubic root of 22250263 is about 281.2624246034.

Adding to 22250263 its reverse (36205222), we get a palindrome (58455485).

The spelling of 22250263 in words is "twenty-two million, two hundred fifty thousand, two hundred sixty-three".